**Core Concept**
Schizophrenia is a chronic psychiatric disorder characterized by positive symptoms (e.g., hallucinations, delusions), negative symptoms (e.g., flat affect, anhedonia), and cognitive deficits. The primary pharmacological treatment targets dopamine dysregulation, particularly excessive dopaminergic activity in the mesolimbic pathway, which is linked to positive symptoms.

**Why the Correct Answer is Right**
Anti-psychotics (also known as neuroleptics) are the cornerstone of schizophrenia treatment. They primarily block dopamine D2 receptors in the brain, reducing psychotic symptoms. First-generation (typical) anti-psychotics like haloperidol and second-generation (atypical) anti-psychotics like olanzapine and risperidone have varying affinities for dopamine and serotonin receptors, with atypicals offering better efficacy in negative symptoms and fewer extrapyramidal side effects. This mechanism directly addresses the neurobiology of schizophrenia.

**Why Each Wrong Option is Incorrect**
Option A: Anti-depressants are used in depression and comorbid mood disorders but do not treat core psychotic symptoms of schizophrenia. They lack efficacy in addressing dopamine dysregulation.
Option C: Anti-epileptics (e.g., carbamazepine) are used in seizure disorders and occasionally as adjuncts in treatment-resistant schizophrenia, but they are not first-line or primary treatments.
Option D: Mood stabilizers (e.g., lithium) are used in bipolar disorder and are not indicated for schizophrenia, as they do not address dopaminergic hyperactivity.

**Clinical Pearl / High-Yield Fact**
Always remember: **"Schizophrenia = Anti-psychotics"** — no other class of psychotropic drugs is first-line for treating psychosis in schizophrenia. Atypical anti-psychotics are preferred for better tolerability and broader symptom coverage.

✓ Correct Answer: B. Anti psychotics